AirHint found the following cheapest return flights from London (LHR) to Singapore (SIN) in June 2026 (see full year).

Return flights

01 Jun - 21 Jun	Air India
04 Jun - 11 Jun	Air India
25 Jun - 30 Jun	Air India
10 Jun - 14 Jun	Air India
04 Jun - 07 Jun	Air India
04 Jun - 10 Jun	Air India
01 Jun - 25 Jun	Air India
10 Jun - 16 Jun	Air India
04 Jun - 25 Jun	Air India
03 Jun - 11 Jun	Air India
18 Jun - 08 Jul	Air China
15 Jun - 13 Jul	Gulf Air
25 Jun - 02 Jul	Gulf Air
22 Jun - 13 Jul	Gulf Air
20 Jun - 08 Jul	Air Serbia
20 Jun - 04 Jul	Air Serbia
29 Jun - 21 Jul	Gulf Air
30 Jun - 21 Jul	Gulf Air
30 Jun - 13 Jul	Gulf Air
20 Jun - 20 Jul	Air Serbia

Also check the deals for one-way flights from London to Singapore in June.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Singapore in June from 507€

Return flights